fix: update windows-2019 to windows-latest

[Bai-Li-NOAA]

What is the feature?

Update the Windows OS in the run-googletest GHA

How have you implemented the solution?

Replace windows-2019 with windows-latest.

Does the PR impact any other area of the project?

NA

How to test this change

All GHA checks have passed.

Developer pre-PR checklist

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[github-actions]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

see 13 files with indirect coverage changes

📢 Thoughts on this report? Let us know!.

[k-doering-NOAA]

Looks good!

It looks like run-google-test on windows-2019 is a "required" build, so I think @ChristineStawitz-NOAA may need to toggle the PR merge settings so it looks for windows-latest instead in order to merge in!